230848420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{7549}}^1$

素因数の和:7708

約数の個数: 48

約数和(自身を含む): 532728000

約数和(自身を除く): 301879580

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 139, 220, 278, 556, 695, 1390, 1529, 2780, 3058, 6116, 7549, 7645, 15098, 15290, 30196, 30580, 37745, 75490, 83039, 150980, 166078, 332156, 415195, 830390, 1049311, 1660780, 2098622, 4197244, 5246555, 10493110, 11542421, 20986220, 23084842, 46169684, 57712105, 115424210, 230848420]

約数ペア:

[(1, 230848420), (2, 115424210), (4, 57712105), (5, 46169684), (10, 23084842), (11, 20986220), (20, 11542421), (22, 10493110), (44, 5246555), (55, 4197244), (110, 2098622), (139, 1660780), (220, 1049311), (278, 830390), (556, 415195), (695, 332156), (1390, 166078), (1529, 150980), (2780, 83039), (3058, 75490), (6116, 37745), (7549, 30580), (7645, 30196), (15098, 15290)]